<template>
  <div ref="swiper" class="swiper-container">
    <div class="swiper-wrapper">
      <div class="swiper-slide" v-for="(slide,index) in skuImageList" :key="slide.id">
        <img @click="changeCurrentIndex(index)" :class="{active:currentIndex==index}" :src="slide.imgUrl">
      </div>
    </div>
    <div class="swiper-button-next"></div>
    <div class="swiper-button-prev"></div>
  </div>
</template>

<script>
// 引入swiper轮播图组件
  import Swiper from 'swiper'
  export default {
    name: "ImageList",
    data(){
      return{
        currentIndex:0
      }
    },
    methods:{
      changeCurrentIndex(index){
        this.currentIndex = index
        // 通知zoom 兄弟组件当前的索引值
        this.$bus.$emit('getIndex', index);
      }
    },
    props:['skuImageList'],
    mounted(){
         
  new Swiper (this.$refs.swiper, {
    // 如果需要前进后退按钮
    navigation: {
      nextEl: '.swiper-button-next',
      prevEl: '.swiper-button-prev',
    },
    // 一屏显示3条
    slidesPerView: 3,
    // 一次滚动几张
    slidesPerGroup:1
    })
    }

  }
</script>

<style lang="less" scoped>
.swiper-container {
  height: 56px;
  width: 412px;
  box-sizing: border-box;
  padding: 0 12px;

  .swiper-slide {
    width: 56px;
    height: 56px;

    img {
      width: 100%;
      height: 100%;
      border: 1px solid #ccc;
      padding: 2px;
      width: 50px;
      height: 50px;
      display: block;

      &.active {
        border: 2px solid #f60;
        padding: 1px;
      }

      // &:hover {
      //   border: 2px solid #f60;
      //   padding: 1px;
      // }
    }
  }

  .swiper-button-next {
    left: auto;
    right: 0;
  }

  .swiper-button-prev {
    left: 0;
    right: auto;
  }

  .swiper-button-next,
  .swiper-button-prev {
    box-sizing: border-box;
    width: 12px;
    height: 56px;
    background: rgb(235, 235, 235);
    border: 1px solid rgb(204, 204, 204);
    top: 0;
    margin-top: 0;
    &::after {
      font-size: 12px;
    }
  }
}
</style>